19770044

素因数分解:

$2^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{2549}}^1$

素因数の和:2837

約数の個数: 24

約数和(自身を含む): 39698400

約数和(自身を除く): 19928356

約数列:

[1, 2, 4, 7, 14, 28, 277, 554, 1108, 1939, 2549, 3878, 5098, 7756, 10196, 17843, 35686, 71372, 706073, 1412146, 2824292, 4942511, 9885022, 19770044]

約数ペア:

[(1, 19770044), (2, 9885022), (4, 4942511), (7, 2824292), (14, 1412146), (28, 706073), (277, 71372), (554, 35686), (1108, 17843), (1939, 10196), (2549, 7756), (3878, 5098)]